[][src]Struct core::ffi::VaList

#[repr(transparent)]
pub struct VaList<'a, 'f: 'a> { /* fields omitted */ }
🔬 This is a nightly-only experimental API. (c_variadic #44930)

the c_variadic feature has not been properly tested on all supported platforms

A wrapper for a va_list

Methods from Deref<Target = VaListImpl<'f>>

pub fn as_va_list<'a>(&'a mut self) -> VaList<'a, 'f>[src]

🔬 This is a nightly-only experimental API. (c_variadic #44930)

the c_variadic feature has not been properly tested on all supported platforms

Convert a VaListImpl into a VaList that is binary-compatible with C's va_list.

pub unsafe fn arg<T: VaArgSafe>(&mut self) -> T[src]

🔬 This is a nightly-only experimental API. (c_variadic #44930)

the c_variadic feature has not been properly tested on all supported platforms

Advance to the next arg.

pub unsafe fn with_copy<F, R>(&self, f: F) -> R where
    F: for<'copy> FnOnce(VaList<'copy, 'f>) -> R, 
[src]

🔬 This is a nightly-only experimental API. (c_variadic #44930)

the c_variadic feature has not been properly tested on all supported platforms

Copies the va_list at the current location.

Trait Implementations

impl<'a, 'f: 'a> Deref for VaList<'a, 'f>[src]

type Target = VaListImpl<'f>

The resulting type after dereferencing.

impl<'a, 'f: 'a> DerefMut for VaList<'a, 'f>[src]

impl<'a, 'f: 'a> Debug for VaList<'a, 'f>[src]

Auto Trait Implementations

impl<'a, 'f> !Send for VaList<'a, 'f>

impl<'a, 'f> !Sync for VaList<'a, 'f>

impl<'a, 'f> Unpin for VaList<'a, 'f> where
    'f: 'a, 

Blanket Implementations

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T> From<T> for T[src]

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T> Borrow<T> for T where
    T: ?Sized
[src]

impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<T> Any for T where
    T: 'static + ?Sized
[src]